Decisions of the Civil Cassation Department of the Ruling Senate in 1875 (№№ 1-1092) are available online at the are available from the Russian National Library via hyperlinks:
https://vivaldi.nlr.ru/bv000001606/view#page=185 (№№ 1-646)
https://vivaldi.nlr.ru/bv000001355/view#page=3 (№№ 647-1092)
Decisions №№ 891-1092 can also be downloaded from the file attached below.